Income Taxes - Tax Effect of Temporary Differences and Carryforwards which Give Rise to Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Sep. 27, 2025	Sep. 28, 2024
Deferred Tax Assets
Allowance for doubtful accounts	$ 5,077	$ 5,005
Inventory write-downs	20,763	23,570
Nondeductible reserves	9,183	10,958
State taxes	0
Employee benefits	14,830	12,232
State net operating loss carryforward	18,982	16,505
Stock based compensation	5,698	6,939
State credits	2,646	3,007
Other	15,880	15,342
Valuation allowance	(13,280)	(9,900)
Total	79,779	83,658
Deferred Tax Liabilities
Prepaid expenses	2,102	1,928
Deferred tax liabilities, state taxes	92	220
Depreciation and amortization	179,151	185,560
Deferred tax liabilities, equity loss	722	1,067
Total	$ 182,067	$ 188,775

Deferred Tax Assets, State Credit

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Deferred Tax Liabilities, Equity Method Investments

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Deferred Tax Liabilities, State Taxes

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-6

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-2

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state and local operating loss carryforwards.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from state taxes.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from employee benefits, classified as other.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from allowance for credit loss on accounts receivable.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from loss reserves other than estimated credit losses.

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- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-2

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Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.

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Amount of deferred tax consequences attributable to taxable temporary differences derived from prepaid expenses.

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Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.

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